Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gregory G. Pieper | S. C. Johnson & Son | 4 |
| 2 | Thomas Paul Grazier | Abb Vie | 2 |
| 2 | Kenneth W. Michaels | S. C. Johnson & Son | 2 |
| 2 | Daniel Lynn | Fenwal | 2 |
| 2 | Mark W. Mucek | Uop | 2 |
| 2 | George J. Cisko | Hollister Incorporated | 2 |
| 2 | Wilford Dean Virgin | — | 2 |
| 2 | Kathy Lee Downie | Illinois Tool Works | 2 |
| 2 | James Wajs, Jr. | — | 2 |
| #10 | Jason Mattox | Dell Software | 1 |
| #10 | Mark Annunziata | — | 1 |
| #10 | Daniel T. Lease | General Kinematics | 1 |
| #10 | Anthony R. Brown | Zih | 1 |
| #10 | Hector Jones | — | 1 |
| #10 | Natalie J. Stevens | 1 | |
| #10 | Arthur Christopher Leyh | Motorola Solutions | 1 |
| #10 | Oscar Ramirez | Watlow Electric Manufacturing | 1 |
| #10 | Richard A. Parent | Dethmers Manufacturing | 1 |
| #10 | William B. Mace | Echo Incorporated | 1 |
Part of Illinois